42409 has been disestablished. Tsunami data for this area can be found at station 42429.

Station 42409 stopped transmitting water column height and tsunami data as of 4/28/2012. Last reported position of hull 2.6D22 was 4/19/2012 and it was on station at that time. However, during service visit on 5/24/2012, the buoy was not on station and is now presumed Lost at Sea.